APA aipamena

Lakshmana, C. (2016). Sustainable Development & Environmental Protection. Book well.

Chicago Style aipamena

Lakshmana, C.M. Sustainable Development & Environmental Protection. Delhi: Book well, 2016.

MLA aipamena

Lakshmana, C.M. Sustainable Development & Environmental Protection. Book well, 2016.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.